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<div class="title">RijndaelCBCMAC.h</div>  </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * File:    RijndaelCBCMAC.h</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * Copyright (c) Freescale Semiconductor, Inc. All rights reserved.</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> * See included license file for license details.</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="preprocessor">#if !defined(_RijndaelCBCMAC_h_)</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="preprocessor">#define _RijndaelCBCMAC_h_</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;</div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="preprocessor">#include &quot;AESKey.h&quot;</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="preprocessor">#include &lt;string.h&gt;</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;</div><div class="line"><a name="l00018"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html">   18</a></span>&#160;<span class="keyword">class </span><a class="code" href="class_rijndael_c_b_c_m_a_c.html">RijndaelCBCMAC</a></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;{</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;    <span class="keyword">enum</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;    {</div><div class="line"><a name="l00023"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#a9a940cfd48cffb712783f557136b002ba7e95e2a4a7d3fec5297b8cde944ab968">   23</a></span>&#160;        <a class="code" href="class_rijndael_c_b_c_m_a_c.html#a9a940cfd48cffb712783f557136b002ba7e95e2a4a7d3fec5297b8cde944ab968">BLOCK_SIZE</a> = 16 </div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;    };</div><div class="line"><a name="l00025"></a><span class="lineno">   25</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#a33dcb6f9c323155149d26f344f81260e">   27</a></span>&#160;    <span class="keyword">typedef</span> uint8_t <a class="code" href="class_rijndael_c_b_c_m_a_c.html#a33dcb6f9c323155149d26f344f81260e">block_t</a>[<a class="code" href="class_rijndael_c_b_c_m_a_c.html#a9a940cfd48cffb712783f557136b002ba7e95e2a4a7d3fec5297b8cde944ab968">BLOCK_SIZE</a>];</div><div class="line"><a name="l00028"></a><span class="lineno">   28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno">   29</span>&#160;<span class="keyword">public</span>:</div><div class="line"><a name="l00033"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#aa6b84cb530a751c378832ca95fce9393">   33</a></span>&#160;    <a class="code" href="class_rijndael_c_b_c_m_a_c.html#aa6b84cb530a751c378832ca95fce9393">RijndaelCBCMAC</a>() {}</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;    <a class="code" href="class_rijndael_c_b_c_m_a_c.html#aa6b84cb530a751c378832ca95fce9393">RijndaelCBCMAC</a>(<span class="keyword">const</span> <a class="code" href="class_a_e_s_key.html">AESKey&lt;128&gt;</a> &amp;key, <span class="keyword">const</span> uint8_t *iv = 0);</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="class_rijndael_c_b_c_m_a_c.html#a263a91d3e10abffdbd1912360b2e7cc1">update</a>(<span class="keyword">const</span> uint8_t *data, <span class="keywordtype">unsigned</span> length);</div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="class_rijndael_c_b_c_m_a_c.html#a8b53be583501305e2dc173a87e7e8ee4">finalize</a>();</div><div class="line"><a name="l00042"></a><span class="lineno">   42</span>&#160;</div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#a2212e0095ae743ef87dd6760ae443b0f">   44</a></span>&#160;    <span class="keyword">const</span> block_t &amp;<a class="code" href="class_rijndael_c_b_c_m_a_c.html#a2212e0095ae743ef87dd6760ae443b0f">getMAC</a>()<span class="keyword"> const </span>{ <span class="keywordflow">return</span> <a class="code" href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">m_mac</a>; }</div><div class="line"><a name="l00046"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#a50422499b592e2cfcd295a72ad1a6883">   46</a></span>&#160;    <a class="code" href="class_rijndael_c_b_c_m_a_c.html">RijndaelCBCMAC</a> &amp;<a class="code" href="class_rijndael_c_b_c_m_a_c.html#a50422499b592e2cfcd295a72ad1a6883">operator=</a>(<span class="keyword">const</span> <a class="code" href="class_rijndael_c_b_c_m_a_c.html">RijndaelCBCMAC</a> &amp;other)</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;    {</div><div class="line"><a name="l00048"></a><span class="lineno">   48</span>&#160;        <a class="code" href="class_rijndael_c_b_c_m_a_c.html#af757654ea97b4dea20155ef9b11e14b3">m_key</a> = other.<a class="code" href="class_rijndael_c_b_c_m_a_c.html#af757654ea97b4dea20155ef9b11e14b3">m_key</a>;</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;        memcpy(<a class="code" href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">m_mac</a>, other.<a class="code" href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">m_mac</a>, <span class="keyword">sizeof</span>(<a class="code" href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">m_mac</a>));</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;        <span class="keywordflow">return</span> *<span class="keyword">this</span>;</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;    }</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;<span class="keyword">protected</span>:</div><div class="line"><a name="l00054"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#af757654ea97b4dea20155ef9b11e14b3">   54</a></span>&#160;    <a class="code" href="class_a_e_s_key.html">AESKey&lt;128&gt;</a> <a class="code" href="class_rijndael_c_b_c_m_a_c.html#af757654ea97b4dea20155ef9b11e14b3">m_key</a>; </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">   55</a></span>&#160;    block_t <a class="code" href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">m_mac</a>;     </div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <span class="keywordtype">void</span> <a class="code" href="class_rijndael_c_b_c_m_a_c.html#ae95141519cece1780e81b2d4222a062c">updateOneBlock</a>(<span class="keyword">const</span> uint8_t *data);</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;};</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;<span class="preprocessor">#endif // _RijndaelCBCMAC_h_</span></div><div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a9a940cfd48cffb712783f557136b002ba7e95e2a4a7d3fec5297b8cde944ab968"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a9a940cfd48cffb712783f557136b002ba7e95e2a4a7d3fec5297b8cde944ab968">RijndaelCBCMAC::BLOCK_SIZE</a></div><div class="ttdoc">Number of bytes in one cipher block. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:23</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a263a91d3e10abffdbd1912360b2e7cc1"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a263a91d3e10abffdbd1912360b2e7cc1">RijndaelCBCMAC::update</a></div><div class="ttdeci">void update(const uint8_t *data, unsigned length)</div><div class="ttdoc">Process data. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.cpp:32</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_aa6b84cb530a751c378832ca95fce9393"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#aa6b84cb530a751c378832ca95fce9393">RijndaelCBCMAC::RijndaelCBCMAC</a></div><div class="ttdeci">RijndaelCBCMAC()</div><div class="ttdoc">Default constructor. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:33</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a50422499b592e2cfcd295a72ad1a6883"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a50422499b592e2cfcd295a72ad1a6883">RijndaelCBCMAC::operator=</a></div><div class="ttdeci">RijndaelCBCMAC &amp; operator=(const RijndaelCBCMAC &amp;other)</div><div class="ttdoc">Assignment operator. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:46</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a33dcb6f9c323155149d26f344f81260e"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a33dcb6f9c323155149d26f344f81260e">RijndaelCBCMAC::block_t</a></div><div class="ttdeci">uint8_t block_t[BLOCK_SIZE]</div><div class="ttdoc">The cipher block data type. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:27</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a2384cdd665a230b10cc0d56909c51164"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a2384cdd665a230b10cc0d56909c51164">RijndaelCBCMAC::m_mac</a></div><div class="ttdeci">block_t m_mac</div><div class="ttdoc">Current message authentication code value. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:55</div></div>
<div class="ttc" id="class_a_e_s_key_html"><div class="ttname"><a href="class_a_e_s_key.html">AESKey&lt; 128 &gt;</a></div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a2212e0095ae743ef87dd6760ae443b0f"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a2212e0095ae743ef87dd6760ae443b0f">RijndaelCBCMAC::getMAC</a></div><div class="ttdeci">const block_t &amp; getMAC() const </div><div class="ttdoc">Returns a reference to the current MAC value. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:44</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_af757654ea97b4dea20155ef9b11e14b3"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#af757654ea97b4dea20155ef9b11e14b3">RijndaelCBCMAC::m_key</a></div><div class="ttdeci">AESKey&lt; 128 &gt; m_key</div><div class="ttdoc">128-bit key to use for the CBC-MAC. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:54</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_a8b53be583501305e2dc173a87e7e8ee4"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#a8b53be583501305e2dc173a87e7e8ee4">RijndaelCBCMAC::finalize</a></div><div class="ttdeci">void finalize()</div><div class="ttdoc">Signal that all data has been processed. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.cpp:46</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html">RijndaelCBCMAC</a></div><div class="ttdoc">Class to compute CBC-MAC using the AES/Rijndael cipher. </div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.h:18</div></div>
<div class="ttc" id="class_rijndael_c_b_c_m_a_c_html_ae95141519cece1780e81b2d4222a062c"><div class="ttname"><a href="class_rijndael_c_b_c_m_a_c.html#ae95141519cece1780e81b2d4222a062c">RijndaelCBCMAC::updateOneBlock</a></div><div class="ttdeci">void updateOneBlock(const uint8_t *data)</div><div class="ttdef"><b>Definition:</b> RijndaelCBCMAC.cpp:53</div></div>
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